American Society of Civil Engineers. Task Committee on Steel Penstock Design, ebrary, Inc, & Bambei, J. H. (2012). Steel penstocks (2nd ed.). American Society of Civil Engineers.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)American Society of Civil Engineers. Task Committee on Steel Penstock Design, Inc ebrary, و John H. Bambei. Steel Penstocks. 2nd ed. Reston: American Society of Civil Engineers, 2012.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)American Society of Civil Engineers. Task Committee on Steel Penstock Design, et al. Steel Penstocks. 2nd ed. American Society of Civil Engineers, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.